OpenTechnical

OT-2026-000035426

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000035426) never changes.

Identity and time

Publication numberOT-2026-000035426 · never reused
Internal UUID01a0ae76-6a20-7ee3-9388-e1503bd455ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035426
StatusPUBLIC

Content hashes

Canonical text1acc15bd3d6022763c0f2a3e0886d3893338e296b42b244065e2abe90d8a63f0
Markdown35d988f2aa8cfde887f0aa153bfd279548c2747c337ec35299f16118a42f1672
PDF
Publication page047786dd3b81554905c235553ce6b18d7afe1c262ff91c5eb40131109b48af78
Manifest9d5c2670b32125aaa4b9151106cfbbd29b477c9a355cf323c56ec72cf19e824b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDxxo3t9w8smFvMEqD46kbgXLgq8uyg5mSMjJL5G9sF+UyluI18I/L8+UnUKwkpn9MgQzxxaALfRwhhH91sCPAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:44.185524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035426
observed 047786dd3b81554905c235553ce6b18d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.166283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035426/manifest.json
observed 9d5c2670b32125aaa4b9151106cfbbd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.146335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035426/publication.md
observed 35d988f2aa8cfde887f0aa153bfd2795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.127083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035426/publication.txt
observed 1acc15bd3d6022763c0f2a3e0886d389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.